%I A138145
%S A138145 1,11,111,1111,11111,111111,1110111,11100111,111000111,1110000111,
%T A138145 11100000111,111000000111,1110000000111,11100000000111,111000000000111,
%U A138145 1110000000000111,11100000000000111,111000000000000111
%N A138145 Palindromes formed from the reflected decimal expansion of the concatenation 
               of 1, 1, 1 and infinite 0's.
%C A138145 a(n) is also A147596(n) written in base 2. [From Omar E. Pol (info(AT)polprimos.com), 
               Nov 08 2008]
%e A138145 n .... a(n)
%e A138145 1 .... 1
%e A138145 2 .... 11
%e A138145 3 .... 111
%e A138145 4 .... 1111
%e A138145 5 .... 11111
%e A138145 6 .... 111111
%e A138145 7 .... 1110111
%e A138145 8 .... 11100111
%e A138145 9 .... 111000111
%e A138145 10 ... 1110000111
%e A138145 11 ... 11100000111
%e A138145 12 ... 111000000111
%e A138145 13 ... 1110000000111
%Y A138145 Cf. A000533, A138144.
%Y A138145 Cf. A138118, A138119, A138120, A138146, A138721, A138826, A147596. [From 
               Omar E. Pol (info(AT)polprimos.com), Nov 08 2008]
%Y A138145 Sequence in context: A138144 A090103 A061851 this_sequence A165370 A134962 
               A113589
%Y A138145 Adjacent sequences: A138142 A138143 A138144 this_sequence A138146 A138147 
               A138148
%K A138145 easy,nonn,base
%O A138145 1,2
%A A138145 Omar E. Pol (info(AT)polprimos.com), Mar 29 2008
%E A138145 Better definition. - Omar E. Pol (info(AT)polprimos.com), Nov 16 2008